UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P8I33yEqzmohl2t82oC8v69Rr9zcyRS+RMDmxFjEIk8=' 
WHERE 
  key_id = '4f28e0ef2148e5c51c329e996a22aaa565a4357170b1732ebbb969b8bd8d893a' 
  AND (
    token = 'P8I33yEqzmohl2t82oC8v69Rr9zcyRS+RMDmxFjEIk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )